Home / 61,620.24-85,036.32-33,325.86

Finding the Fourth Proportional to 61,620.24, 85,036.32 and 33,325.86

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Solution

The fourth proportional to 61,620.24, 85,036.32 and 33,325.86 is: 45,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,620.24 : 85,036.32 = 33,325.86 : x
  2. Step 2: Convert to fraction form
    61,620.24/85,036.32 = 33,325.86/x
  3. Step 3: Cross multiply
    61,620.24x = 85,036.32 × 33,325.86
  4. Step 4: Simplify right side
    61,620.24x = 2,833,908,495.24
  5. Step 5: Solve for x
    x = 2,833,908,495.24/61,620.24
  6. Step 6: Final answer
    x = 45,989.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.